1
22
23 package com.liferay.portlet.shopping.util.comparator;
24
25 import com.liferay.portal.kernel.util.OrderByComparator;
26 import com.liferay.portlet.shopping.model.ShoppingItem;
27
28
33 public class ItemMinQuantityComparator extends OrderByComparator {
34
35 public static String ORDER_BY_ASC =
36 "categoryId ASC, minQuantity ASC, name ASC";
37
38 public static String ORDER_BY_DESC =
39 "categoryId DESC, minQuantity DESC, name DESC";
40
41 public static String[] ORDER_BY_FIELDS = {
42 "categoryId", "minQuantity", "name"
43 };
44
45 public ItemMinQuantityComparator() {
46 this(false);
47 }
48
49 public ItemMinQuantityComparator(boolean asc) {
50 _asc = asc;
51 }
52
53 public int compare(Object obj1, Object obj2) {
54 ShoppingItem item1 = (ShoppingItem)obj1;
55 ShoppingItem item2 = (ShoppingItem)obj2;
56
57 Long categoryId1 = new Long(item1.getCategoryId());
58 Long categoryId2 = new Long(item2.getCategoryId());
59
60 int value = categoryId1.compareTo(categoryId2);
61
62 if (value == 0) {
63 if (item1.getMinQuantity() < item2.getMinQuantity()) {
64 value = -1;
65 }
66 else if (item1.getMinQuantity() > item2.getMinQuantity()) {
67 value = 1;
68 }
69 }
70
71 if (value == 0) {
72 value = item1.getName().toLowerCase().compareTo(
73 item2.getName().toLowerCase());
74 }
75
76 if (_asc) {
77 return value;
78 }
79 else {
80 return -value;
81 }
82 }
83
84 public String getOrderBy() {
85 if (_asc) {
86 return ORDER_BY_ASC;
87 }
88 else {
89 return ORDER_BY_DESC;
90 }
91 }
92
93 public String[] getOrderByFields() {
94 return ORDER_BY_FIELDS;
95 }
96
97 public boolean isAscending() {
98 return _asc;
99 }
100
101 private boolean _asc;
102
103 }